2100005715212 has 6 divisors (see below), whose sum is σ = 3675010001628. Its totient is φ = 1050002857604.

The previous prime is 2100005715169. The next prime is 2100005715233. The reversal of 2100005715212 is 2125175000012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262500714398 + ... + 262500714405.

It is an arithmetic number, because the mean of its divisors is an integer number (612501666938).

Almost surely, 2^{2100005715212} is an apocalyptic number.

It is an amenable number.

2100005715212 is a deficient number, since it is larger than the sum of its proper divisors (1575004286416).

2100005715212 is a wasteful number, since it uses less digits than its factorization.

2100005715212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525001428807 (or 525001428805 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 26.

The spelling of 2100005715212 in words is "two trillion, one hundred billion, five million, seven hundred fifteen thousand, two hundred twelve".